Home / 94,558.74-130,490.64-51,540.72

Finding the Fourth Proportional to 94,558.74, 130,490.64 and 51,540.72

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Solution

The fourth proportional to 94,558.74, 130,490.64 and 51,540.72 is: 71,125.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,558.74 : 130,490.64 = 51,540.72 : x
  2. Step 2: Convert to fraction form
    94,558.74/130,490.64 = 51,540.72/x
  3. Step 3: Cross multiply
    94,558.74x = 130,490.64 × 51,540.72
  4. Step 4: Simplify right side
    94,558.74x = 6,725,581,538.86
  5. Step 5: Solve for x
    x = 6,725,581,538.86/94,558.74
  6. Step 6: Final answer
    x = 71,125.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.